Radio telescopes are instruments that capture faint radio signals from space and convert them into images of celestial bodies ...

The ternary composite (SiC/CoSi/CeSi) achieves an impressive RL value of -66.48 dB at 3.65 GHz, while maintaining 94.5% of its absorption performance (-63.34 dB at 4.31 GHz) even after oxidation at ...

WASHINGTON, May 21 (Reuters) - The State Department office that handles refugee issues and works to cut illegal migration will lead the U.S. response to overseas disasters, according to excerpts from ...

How to evaluate a DAC’s analog output. How to avoid effects such as standing waves from disturbing measurements. How to adapt the fundamental frequency-response measurement method for use when digital ...

How to measure and characterize the analog bandwidth for a receiver’s ADC. The ins and outs of the fundamental frequency-response measurement method. How to assemble the proper test setup. With analog ...

The 786-500 high-output accelerometer has a broadband frequency response that serves both high-speed and low-frequency applications. It’s well suited to condition monitoring and predictive maintenance ...

1 Shenzhen Power Supply Co., Ltd., Shenzhen, China 2 College of Electrical and Information Engineering, Hunan University, Changsha, Hunan, China As the proportion of renewable energy and power ...

Forbes contributors publish independent expert analyses and insights. I teach growth leaders how to grow revenues, profits and firm value. A new study sponsored by the Association of Proposal ...

Using sound to stimulate certain brain waves has the potential to help those with dementia or cognitive decline sleep better, reveals a new study. Sleep disturbances are a common feature in dementia ...